4% 5‐Fluorouracil Cream for Actinic Keratoses: First Report of Efficacy and Tolerability in a Person Living With Human Immunodeficiency Virus Infection - Gloria Hoxhallari; Aurelio Portincasa; Nicola Fini; Vincenzo Verdura; Liberato Roberto Cecchino; Fedele Lembo; Sergio Lo Caputo; Domenico Bonamonte; Caterina Foti; Francesco Drago; Giulia Ciccarese (Clinical Case Reports, 2026)